Rubaiyat
Rubaiyat, or quartet, is the plural of rubai, it is an Arabic word which literally means four. Among the forms of poetry, rubai is the name of the genre in which a theme is versified in four lines. Metrically, there are 24 syllables in a Rubai. Also, it is necessary for the rhyming elements to be common in the first, second and fourth hemistiches.
Freedom fighter, member of constituent assembly which drafted Indian Constitution. He gave the slogan "Inquilab Zindabad" during freedom movement. He was a devotee of Shri Krishna. He wrote the famous ghazal "chupke chupke raat din".